6 / 5 x - 1 = 3 x + 2
6=(3х+2)(5х-1) 6=15х^2-3x+10x-2 -15x^2-7x+8=0 15x^2+7x-8=0 Д= 49-4*15*(-8) = 529=23 х1 = -7+23/30 = 16/30 x2=-7-23/30 = -1